Test C: A/C Compressor Function Control Test

Test C A/C Compressor Function Control Test:

C1. Measure the voltage at terminal B of the A/C Compressor Control Relay with a fused jumper connected across the terminals of the A/C Low Pressure Cut-Out Switch connector (disconnected).

^ If battery voltage is not present, check LT GRN/BLK (366) wire for an open.
^ If battery voltage is present, check for proper refrigerant charge. If refrigerant charge is normal, replace the A/C Low Pressure Cut-Out Switch.